Answer Posted / bala

RTCC panel is called as the Remote Tap Changer Circuit. it
is used to control the OLTC Tap changer from the control
room or control point itself where RTCC panel is Placed. it
is used to get the stable output voltage.

how to calculate the mesh earth network resistance in such substation, is there any recommended resistance values with references , thanks!

2293

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Why derating factor os applied on Cables?

1917

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Explain the different methods used in the choice of rotor slots for reduction of harmonic torques in an induction motor.

1981

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Following test should be conducted to find out relative polarity of transformenr terminals A no load test B back to back test C phasing out test D none of above

2181

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How to findout raw or ups power? its not indicated in socket,

2008

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How to select cable the size, what is the parameters use and what is the formulas use for this cable size calculation?

1871

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HOW TO CALLICULATE RESITENCE,REACTANCE AND IMPEDENCE VOLTGE OF TRANSFORMER 13.33 KVA 144/240 VOLTS 93/56 A WITH FORMULA

1938

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Are Refrigerators & Deep Freezers the Inductive load ? How to calculate the Power Factor & hence the Output Power for them ?

5073

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what could be the RMS value and average value of a 4 phase sine wave?

1837

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how does grading rings & spacers in transmission line works? Working Principle?

2047

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why we have and use 3 phase not 2 or 4 or other in power system?

2087

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why it is so called as xlpe(cross linked poly ethyline) cable?

2064

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Why it need to form a capcitor when it not been in use from three or two year. Plz describe it technically.

1899

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How relay coordination has to be done? what are the inputs are required for this? Please explain this with calculation method?

1756

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what is the criterion for selecting vector group of Transformers ? i mean how to decide vector group of Generator transformer, substation trasformer and transformer at consumer end

2292

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